AuxXxilium/linux_dsm_epyc7002
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e7a88e82fe
linux_dsm_epyc7002/net
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Ilya Dryomov e7a88e82fe libceph: don't bail early from try_read() when skipping a message 
The contract between try_read() and try_write() is that when called
each processes as much data as possible.  When instructed by osd_client
to skip a message, try_read() is violating this contract by returning
after receiving and discarding a single message instead of checking for
more.  try_write() then gets a chance to write out more requests,
generating more replies/skips for try_read() to handle, forcing the
messenger into a starvation loop.

Cc: stable@vger.kernel.org # 3.10+
Reported-by: Varada Kari <Varada.Kari@sandisk.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Tested-by: Varada Kari <Varada.Kari@sandisk.com>
Reviewed-by: Alex Elder <elder@linaro.org>
2016-02-24 20:28:31 +01:00
..
6lowpan 6lowpan: fix debugfs interface entry name 2015-12-20 08:21:00 +01:00
9p Rework and error handling fixes, primarily in the fscatch and fd transports. 2016-01-24 12:39:09 -08:00
802
8021q net: Rename NETIF_F_ALL_CSUM to NETIF_F_CSUM_MASK 2015-12-15 16:50:08 -05:00
appletalk
atm net: Generalise wq_has_sleeper helper 2015-11-30 14:47:33 -05:00
ax25 net: add validation for the socket syscall protocol argument 2015-12-14 16:09:30 -05:00
batman-adv batman-adv: Drop immediate orig_node free function 2016-01-16 22:50:00 +08:00
bluetooth Bluetooth: Fix incorrect removing of IRKs 2016-01-29 11:47:24 +01:00
bridge switchdev: Require RTNL mutex to be held when sending FDB notifications 2016-01-28 16:21:31 -08:00
caif net: rename SOCK_ASYNC_NOSPACE and SOCK_ASYNC_WAITDATA 2015-12-01 15:45:05 -05:00
can can: avoid using timeval for uapi 2015-10-13 17:42:34 +02:00
ceph libceph: don't bail early from try_read() when skipping a message 2016-02-24 20:28:31 +01:00
core flow_dissector: Fix unaligned access in __skb_flow_dissector when used by eth_get_headlen 2016-02-09 07:07:48 -05:00
dcb net/dcb: make dcbnl.c explicitly non-modular 2015-10-09 07:52:27 -07:00
dccp Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2015-12-03 21:09:12 -05:00
decnet net: add validation for the socket syscall protocol argument 2015-12-14 16:09:30 -05:00
dns_resolver net: dns_resolver: convert time_t to time64_t 2015-11-18 16:27:46 -05:00
dsa dsa: Register netdev before phy 2016-01-07 14:31:26 -05:00
ethernet net: Add eth_platform_get_mac_address() helper. 2016-01-06 16:31:56 -05:00
hsr net/hsr: fix a warning message 2015-11-23 14:56:15 -05:00
ieee802154 inet: kill unused skb_free op 2016-01-05 22:25:57 -05:00
ipv4 vxlan, gre, geneve: Set a large MTU on ovs-created tunnel devices 2016-02-10 05:50:03 -05:00
ipv6 tcp: do not drop syn_recv on all icmp reports 2016-02-09 04:15:37 -05:00
ipx
irda irda: fix a potential use-after-free in ircomm_param_request 2016-01-29 22:56:46 -08:00
iucv af_iucv: Validate socket address length in iucv_sock_bind() 2016-01-19 14:21:08 -05:00
key af_key: fix two typos 2015-10-23 03:05:19 -07:00
l2tp l2tp: rely on ppp layer for skb scrubbing 2016-01-04 16:45:24 -05:00
l3mdev net: Add netif_is_l3_slave 2015-10-07 04:27:43 -07:00
lapb
llc tcp: fix recv with flags MSG_WAITALL | MSG_PEEK 2015-07-27 01:06:53 -07:00
mac80211 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2016-02-01 15:56:08 -08:00
mac802154 mac802154: constify ieee802154_llsec_ops structure 2016-01-04 20:40:41 +01:00
mpls Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2015-12-17 22:08:28 -05:00
netfilter netfilter: nf_conntrack: use safer way to lock all buckets 2016-01-20 14:15:31 +01:00
netlabel
netlink netlink: not trim skb for mmaped socket when dump 2016-01-29 20:25:17 -08:00
netrom netfilter: Remove spurios included of netfilter.h 2015-06-18 21:14:32 +02:00
nfc NFC 4.5 pull request 2016-01-04 21:48:15 -05:00
openvswitch vxlan, gre, geneve: Set a large MTU on ovs-created tunnel devices 2016-02-10 05:50:03 -05:00
packet packet: Allow packets with only a header (but no payload) 2015-11-29 22:17:17 -05:00
phonet phonet: properly unshare skbs in phonet_rcv() 2016-01-12 12:05:38 -05:00
rds Initial roundup of 4.5 merge window patches 2016-01-23 18:45:06 -08:00
rfkill rfkill: fix rfkill_fop_read wait_event usage 2016-01-26 11:32:05 +01:00
rose Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2015-06-24 02:58:51 -07:00
rxrpc Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2016-01-12 18:57:02 -08:00
sched net_sched: drr: check for NULL pointer in drr_dequeue 2016-01-29 17:26:44 -08:00
sctp sctp: translate network order to host order when users get a hmacid 2016-02-09 04:53:16 -05:00
sunrpc Initial roundup of 4.5 merge window patches 2016-01-23 18:45:06 -08:00
switchdev switchdev: Require RTNL mutex to be held when sending FDB notifications 2016-01-28 16:21:31 -08:00
tipc tipc: fix connection abort during subscription cancel 2016-01-29 15:14:21 -05:00
unix unix: correctly track in-flight fds in sending process user_struct 2016-02-08 10:30:42 -05:00
vmw_vsock Revert "Merge branch 'vsock-virtio'" 2015-12-08 21:55:49 -05:00
wimax net:wimax: Fix doucble word "the the" in networking.xml 2015-08-09 22:43:52 -07:00
wireless regulatory: fix world regulatory domain data 2016-01-14 11:10:13 +01:00
x25
xfrm net: preserve IP control block during GSO segmentation 2016-01-15 14:35:24 -05:00
compat.c
Kconfig net, sched: add clsact qdisc 2016-01-10 22:13:15 -05:00
Makefile net: Introduce L3 Master device abstraction 2015-09-29 20:40:32 -07:00
socket.c kmemcg: account certain kmem allocations to memcg 2016-01-14 16:00:49 -08:00
sysctl_net.c net: sysctl: fix a kmemleak warning 2015-10-23 06:22:08 -07:00